A detailed comparison of #203ED5 and #A8D520 — complementary colors
background: linear-gradient(to right, #203ED5, #A8D520);
With a contrast ratio of 4.5:1, this pair meets WCAG AA for normal text. Use Chartreuse Core Vivid as the background and Indigo Core Vivid as text for optimal readability.
These colors have a 155\u00B0 hue difference, making them complementary. Their high contrast creates visual energy — great for call-to-action buttons, hero sections, and brand accents.